51363525

素因数分解:

$3^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 87950720

約数和(自身を除く): 36587195

約数列:

[1, 3, 5, 15, 25, 61, 75, 103, 109, 183, 305, 309, 327, 515, 545, 915, 1525, 1545, 1635, 2575, 2725, 4575, 6283, 6649, 7725, 8175, 11227, 18849, 19947, 31415, 33245, 33681, 56135, 94245, 99735, 157075, 166225, 168405, 280675, 471225, 498675, 684847, 842025, 2054541, 3424235, 10272705, 17121175, 51363525]

約数ペア:

[(1, 51363525), (3, 17121175), (5, 10272705), (15, 3424235), (25, 2054541), (61, 842025), (75, 684847), (103, 498675), (109, 471225), (183, 280675), (305, 168405), (309, 166225), (327, 157075), (515, 99735), (545, 94245), (915, 56135), (1525, 33681), (1545, 33245), (1635, 31415), (2575, 19947), (2725, 18849), (4575, 11227), (6283, 8175), (6649, 7725)]